﻿<?php
$conn=mysql_connect("localhost","ktpmknet_android","12312") or die("khong ket noi duoc");
mysql_select_db("ktpmknet_android");

  $id=$_GET['id'];
  $sql="select id from user where id = '$id'";
  $query=mysql_query($sql);
  $au_id = mysql_fetch_array($query);
  $b=$au_id['id'];
   if(strcmp ( $b,$id)!=0) echo "nouser";
   else echo $b;
 

?>
